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Details for Benchmark: OG1166

N 43° 01.500 W 078° 49.317 (NAD 83)

Altitude: 578.4

Coordinates may not be exact. Altitude is VERTCON and location is SCALED. (more info)

Location:
In ERIE county, NY View Original Datasheet
Designation:
Q 82 RESET
Marker Type:
bench mark disk
Setting:
retaining walls, concrete ledge, etc.
Stability:
May hold, but of type commonly subject to surface motion.

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Recovered in good condition, as described.

[Photos:]
photoOG1166 Disk in Amherst NY
photoOG1166 Area, on wingwall
photoSnapping Turtle in the creek
I'm pretty sure it was a Snapper, and a big one! No scale in the pic, but I estimate about 24 inches nose to tip of tail.
photoGreat Blue Heron near OG1166
photoCanadian Geese near OG1166

Documented History (by the NGS)

01/01/1986 by LOCENG (MONUMENTED)
DESCRIBED BY LOCAL ENGINEER (INDIVIDUAL OR FIRM) 1986 2.3 KM (1.40 MI) NORTH FROM AMHERST. ON U.S. ROUTE 62, ABOUT 1.4 MILES NORTH OF THE JUNCTION OF I-290 (YOUNGMANN HWY.), TOWN OF AMHERST, 53 FEET SOUTH OF THE CROSSING OF THE ENTRANCE DRIVE TO ELLICOTT CREEK PARK, AT BRIDGE ON U.S. HIGHWAY 62, IN THE TOP OF THE NORTHEAST WINGWALL, 44.79 FEET EAST OF THE CENTERLINE OF THE HIGHWAY, AND LEVEL WITH HIGHWAY.

Control Text

  • The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds.
  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.
  • The geoid height was determined by GEOID99.

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